#include <iostream>
#include <boost/asio.hpp>
#include <boost/date_time/posix_time/posix_time.hpp>

int main()
{


	boost::asio::io_service io;
	boost::asio::deadline_timer t(io, boost::posix_time::seconds(5));
	t.wait();
	std::cout << "Hello world!" << std::endl;

	return 0;


}


